/**
 * #      720
 * 名称   词典中最长的单词
 * 链接   https://leetcode-cn.com/problems/longest-word-in-dictionary
 * 题解   [190](https://leetcode-cn.com/problems/longest-word-in-dictionary/solution)
 * 通过率 48.2%
 * 难道   简单
 */

